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• www.energylab.com Helena,MT$77472-0711 •Billings,SAT 800-7354489•Casper,WY 888-235-0515 <br /> Gillette,WY 866-666-7175•Rapid City,SD 888-672-1225•College Station,TX 888-690-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 06/26/14 <br /> Project: Schwartz GW 06/05/14 S27539, S27540 Work Order: C14060251 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E353.2 Analytical Run:TECHNICON_140609A <br /> Lab ID: CCV-58 Continuing Calibration Verification Standard 06/09/14 14:03 <br /> Nitrogen,Nitrate+Nitrite as N 1.07 mg/L 0.10 107 90 110 <br /> Method: E353.2 Batch: R187354 <br /> Lab ID: MBLK-1 Method Blank Run:TECHNICON_140609A 06/09/14 11:40 <br /> Nitrogen,Nitrate+Nitrite as N ND mg/L 0.05 <br /> Lab ID: LFB-3 Laboratory Fortified Blank Run:TECHNICON_140609A 06/09/14 11:45 <br /> Nitrogen,Nitrate+Nitrite as N 2.07 mg/L 0.10 106 90 110 <br /> Lab ID: C14060245-007AMS Sample Matrix Spike Run:TECHNICON_140609A 06/09/14 14:10 <br /> Nitrogen,Nitrate+Nitrite as N 3.59 mg/L 0.10 110 90 110 <br /> Lab ID: C14060245-007AMSD Sample Matrix Spike Duplicate Run:TECHNICON_140609A 06/09/14 14:13 <br /> Nitrogen,Nitrate+Nitrite as N 3.62 mg/L 0.10 111 90 110 0.8 10 S <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration S-Spike recovery outside of advisory limits. <br /> Page 17 of 24 <br />